- IRR
. , , . : , , ?
IRR , NPV(r) = 0. , , :
, . r1,r2 , r1 < r2
IRR = r1 + NPV(r1)´ (r2 r1)
NPV(r1) - NPV(r2)
r1 r2 , NPV(r1)>0; NPV(r2)<0, NPV(r) (r1; r2) .
6
r1 = 0,1 r2 = 0,15
, . | (1+r1)i | PV1 | (1+r2)i | PV2 | |
- 2000 000 | 1,000 | - 2000 000 | 1,000 | - 2000 000 | |
300 000 | 0,909 | 272 700 | 0,869 | 280 700 | |
450 000 | 0,826 | 371 700 | 0,756 | 340 200 | |
720 000 | 0,751 | 540 720 | 0,658 | 473 760 | |
780 000 | 0,683 | 532 740 | 0,572 | 446 160 | |
700 000 | 0,621 | 434 700 | 0,497 | 347 900 | |
NPV | 152 560 | - 131 280 |
r1 = 0,1 NPV(r1) = 152 560 .
r2 = 0,15NPV(r2) = - 131 280 .
IRR = 0,1 + 152 560 ´ (0,15 0,1) = 0,121 12,1%
152 560 + 131 280
(r1; r2), IRR.
. IRR >C, . IRR <C, .
: - 18%. 20% . .
4. P
- , .
P ;
.
r = 0,1
= 272 700 + 371 700 + 540 720 + 532 740 + 434 700 = 430 512
P = 2000 000 = 4,64 .
430 512
, . , , NPV, PI.
IRR, , . .
-
( ) :
- ;
|
|
- ;
- .
- . , NPV , .
: - , , 5000 . - 10 7 ( ).
7
- ( ), .
1- 5 | ||
1. | 1000 000 | ___ |
2. | 1000 000 | |
3. , (3.1) . . | 230 000 150 000 | |
4. | 150 000 | |
5. (.3 + .4) | 380 000 | |
6. (.2 .5) | 620 000 | |
7. (.6 ´ 0,5) | 310 000 | |
8. (.7 + 3.1) | 460 000 |
, 50% .
24%.
NPV =460 +460 + 460+ 460 + 460 - 1000 =
(1+0,24) (1+0,24)2 (1+0,24)3(1+0,24)4 (1+0,24)5
=460 +460 + 460 + 460 + 460- 1000 = 262 . . >0
1,24 1,537 1,906 2,364 2,932
NPV>0, .
, 280 . . 21,7%. NPV .
= (1000 (280+150))/2 + 150 = 435 ..
NPV2 =435 + 435 + 435 +435 + 435 - 1000 =
1,241,537 1,906 2,364 2,932
=350,806 + 283,018 + 228,226 + 184,010 + 148,362 1000 = 194,4 ..
, NPV 262 . . 194,4 . . 25,2%.
NPV, .
NPV , , - (. .8.).
8
- | NPV | ||||
- | - | . | . | ||
, | - 424,3 | 1341,4 | |||
, . | - 11,5 | 537,5 | |||
, . | 280 000 | 230 000 | 230 000 | 194,4 | 194,4 |
, . | 200 000 | 150 000 | 120 000 | 194,4 | 311,3 |
.
1) = (500 (230+150)) /2 +150 = 210 . .
NPV1 = 210 /1,24 + 210 / 1,537 + 210 /1,906 + 210 /2,364 + 210 /2,932 1000 = = - 423,4 . .
2) = (800 (230 +150)) /2 +150 = 360 . .
|
|
NPV2 = 360 /1,24 + 360 /1,537 + 360 /1,906 + 360 /2,364 + 360 /2,932 1000 =
= - 11,5 . .
3) NPV . NPV3 = 194,4 . .
4) = (1000 (280 +150)) /2 +150 = 435 . .
NPV4 = 194,4 . .
.
1) = (1800 (230 + 150)) /2 + 150 = 860 . .
NPV5 = 860 /1,24 + 860 /1,537 + 860 /1,906 + 860 /2,364 + 860 /2,932 1000 =
= 1341,4 . .
2) = (1200 (230 + 150)) /2 + 150 = 560 . .
NPV6 = 560 /1,24 + 560/1,537 + 560 /1,906 + 560 /2,364 + 560 /2,932 1000 =
= 537,5 . .
3) = (1000 (230 + 150)) /2 + 150 = 435 . .
NPV7 = 194,4 . .
4) = (1000 (230 + 120)) /2 + 150 = 475 . .
NPV8 = 475 /1,24 + 475 /1,537 + 475 /1,906 + 475 /2,364 + 475 /2,932 1000 =
= 311,3 . .
, , , ( 50% -). ( 20% ). , - .
, NPV. .8.
8
NPV | |||||
- 50% | 80% | - 260% | 411% | ||
- 20% | 20% | - 104% | 105% | ||
21,7% | 230 000 | 0% | 25,8% | 25,8% | |
33,3% | 150 000 | - 20% | 25,8% | 18,8% |